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The mass of the proton is 1840 times of electron, its accelerated by a potential difference is 1 kV. The kinetic energy of proton will be (DCE ...

December 20, 2025
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Atomic StructureIntro, Dalton's theory, discharge tube & oil drop experiments, Rutherford scatteringMEDIUMJEE Chemistry
The mass of the proton is 1840 times of electron, its accelerated by a potential difference is 1 kV. The kinetic energy of proton will be (DCE 2001) **Options:** - **A.** 920 keV - **B.** - **C.** 1 keV - **D.** 1840 keV --- **Difficulty:** MEDIUM | **Chapter:** Atomic Structure | **Topic:** Intro, Dalton's theory, discharge tube & oil drop experiments, Rutherford scattering

Official Solution

## ✅ Correct Answer: **C** ### 📖 Detailed Explanation: **Solution:** **Analyzing each option:** (A) ✗ 920 keV... (B) ✗ ... (C) ✓ 1 keV... (D) ✗ 1840 keV... **Correct Answer: (C)** **Key Concept:** Apply fundamental principles of atomic structure to identify the correct option. --- *This is an official solution provided by Chem Mantra. For more chemistry questions and solutions, explore our [question bank](/courses).*

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Atomic StructureIntro, Dalton's theory, discharge tube & oil drop experiments, Rutherford scatteringMEDIUMJEE Chemistry